Try this ACT math practice question that tests your ability to simplify expressions that contain roots and fractional exponents.

For $x \gt 0$, which of the following expressions is equivalent to $(\sqrt[4]{x^3})(\sqrt{x})^3$?

- $\quad x$
- $\quad x^2$
- $\quad x(\sqrt[4]{x})$
- $\quad x^2(\sqrt[4]{x})$
- $\quad x^3(\sqrt[4]{x})$

**Video explanation**

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